codespace/java/spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-liquibase/src/test/java/smoketest/liquibase/SampleLiquibaseApplicationTests.java
/*
 * Copyright 2012-2023 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package smoketest.liquibase;

import java.net.ConnectException;
import java.util.Locale;

import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;

import org.springframework.boot.test.system.CapturedOutput;
import org.springframework.boot.test.system.OutputCaptureExtension;
import org.springframework.core.NestedCheckedException;

import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assumptions.assumeThat;

@ExtendWith(OutputCaptureExtension.class)
class SampleLiquibaseApplicationTests {

	private Locale defaultLocale;

	@BeforeEach
	void init() throws SecurityException {
		this.defaultLocale = Locale.getDefault();
		Locale.setDefault(Locale.ENGLISH);
	}

	@AfterEach
	void restoreLocale() {
		Locale.setDefault(this.defaultLocale);
	}

	@Test
	void testDefaultSettings(CapturedOutput output) {
		try {
			SampleLiquibaseApplication.main(new String[] { "--server.port=0" });
		}
		catch (IllegalStateException ex) {
			assumeThat(serverNotRunning(ex)).isFalse();
		}
		assertThat(output).contains("Successfully acquired change log lock")
			.contains("Creating database history table with name: PUBLIC.DATABASECHANGELOG")
			.contains("Table person created")
			.contains("ChangeSet db/changelog/db.changelog-master.yaml::fc00:e968:6179::de52:7100" + "marceloverdijk ran successfully")
			.contains("New row inserted into person")
			.contains("ChangeSet db/changelog/" + "db.changelog-master.yaml::2::marceloverdijk ran successfully")
			.contains("Successfully released change log lock");
	}

	private boolean serverNotRunning(IllegalStateException ex) {
		NestedCheckedException nested = new NestedCheckedException("failed", ex) {
		};
		if (nested.contains(ConnectException.class)) {
			Throwable root = nested.getRootCause();
			if (root.getMessage().contains("Connection refused")) {
				return true;
			}
		}
		return false;
	}

}
